Viessmann Vitocal 300 AWO-M-AC 301.A, Installation And Service Instructions Manual

Page: 13 / 152

13
Cables
A
C
D
G
E
H
F
K
B
A Heat pump control unit
B Power cable for heat pump control
unit 230 V/50 Hz
Recommended cable: 3 x 1.5 mm
2
(5 x 1.5 mm 2 with power-off by the
power supply utility)
C Connection cables for further com-
ponents and functions (e.g. pumps,
sensors, fault messages etc.)
D Two connecting cables, fully wired
(5, 15 or 30 m):
■
Control cable 230 V~
■ LV lead < 42 V
E Power cable for compressor/fan
(230 V/50 Hz; 1/N/PE)
Recommended cable: 3 x 4.0 mm
2
,
flexible
F
Power cable, instantaneous heating
water heater (if installed), max. out-
put 9 kW
Recommended cable:
230 V/50 Hz; 1/N/PE: 7 x 2.5 mm
2 ,
flexible
G Instantaneous heating water heater
(accessory)
H Control panel
K Internal heat pump
Required cable lengths:
■ For the heat pump control unit (wall
outlet centrally directly below the heat
pump control unit):
0.6 m from the wall outlet
■ Inside the heat pump (to the control
panel):
2.6 m from the cable entry
Preparing for installation
Internal heat pump, type AWCI-M-AC 301.A
(cont.)
5692 875 GB
Installation